13374540 has 72 divisors (see below), whose sum is σ = 41212080. Its totient is φ = 3510144.

The previous prime is 13374509. The next prime is 13374541. The reversal of 13374540 is 4547331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13374541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11506 + ... + 12614.

It is an arithmetic number, because the mean of its divisors is an integer number (572390).

Almost surely, 2^13374540 is an apocalyptic number.

13374540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13374540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20606040).

13374540 is an abundant number, since it is smaller than the sum of its proper divisors (27837540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13374540 is a wasteful number, since it uses less digits than its factorization.

13374540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191 (or 1186 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 13374540 is about 3657.1218191359. The cubic root of 13374540 is about 237.3702486098.

The spelling of 13374540 in words is "thirteen million, three hundred seventy-four thousand, five hundred forty".